Claude Sonnet 3.6 (2022-10-22) vs Qwen: Qwen3.5 Plus 2026-02-15

Compare Claude Sonnet 3.6 (2022-10-22) by Anthropic against Qwen: Qwen3.5 Plus 2026-02-15 by Qwen, context windows of 200K vs 1.0M, tested across 53 shared challenges. Updated April 2026.

Which is better, Claude Sonnet 3.6 (2022-10-22) or Qwen: Qwen3.5 Plus 2026-02-15?

Claude Sonnet 3.6 (2022-10-22) and Qwen: Qwen3.5 Plus 2026-02-15 are both competitive models. Claude Sonnet 3.6 (2022-10-22) costs $3/M input tokens vs $0.4/M for Qwen: Qwen3.5 Plus 2026-02-15. Context windows: 200K vs 1000K tokens. Compare their real outputs side by side below.

Key Differences Between Claude Sonnet 3.6 (2022-10-22) and Qwen: Qwen3.5 Plus 2026-02-15

Claude Sonnet 3.6 (2022-10-22) is made by anthropic while Qwen: Qwen3.5 Plus 2026-02-15 is from qwen. Claude Sonnet 3.6 (2022-10-22) has a 200K token context window compared to Qwen: Qwen3.5 Plus 2026-02-15's 1000K. On pricing, Claude Sonnet 3.6 (2022-10-22) costs $3/M input tokens vs $0.4/M for Qwen: Qwen3.5 Plus 2026-02-15.

Our Verdict
Qwen: Qwen3.5 Plus 2026-02-15
Qwen: Qwen3.5 Plus 2026-02-15
Claude Sonnet 3.6 (2022-10-22)
Claude Sonnet 3.6 (2022-10-22)Runner-up

No community votes yet. On paper, Qwen: Qwen3.5 Plus 2026-02-15 has the edge — bigger model tier, newer, bigger context window.

Qwen: Qwen3.5 Plus 2026-02-15 is 6.3x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
97%

Qwen: Qwen3.5 Plus 2026-02-15 uses 10.0x more emoji

Claude Sonnet 3.6 (2022-10-22)
Qwen: Qwen3.5 Plus 2026-02-15
66%Vocabulary54%
74wSentence Length18w
0.72Hedging0.51
0.3Bold5.3
8.9Lists2.9
0.00Emoji0.10
0.06Headings0.75
0.09Transitions0.09
Based on 21 + 23 text responses
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Claude Sonnet 3.6 (2022-10-22)Qwen: Qwen3.5 Plus 2026-02-15

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